From: Anand Moon <linux.amoon@gmail.com>
To: Rob Herring <robh+dt@kernel.org>,
Martin Blumenstingl <martin.blumenstingl@googlemail.com>,
Jerome Brunet <jbrunet@baylibre.com>,
Neil Armstrong <narmstrong@baylibre.com>,
Kevin Hilman <khilman@baylibre.com>
Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: [RFC-next 1/1] arm64: dts: meson: odroid-c2: Enable SCPI DVFS for cpu
Date: Fri, 1 Nov 2019 14:31:26 +0000 [thread overview]
Message-ID: <20191101143126.2549-2-linux.amoon@gmail.com> (raw)
In-Reply-To: <20191101143126.2549-1-linux.amoon@gmail.com>
Enable System Control and Power Interface, DVFS for cpu
with setting 1.54 GHz as max freq in the initial SCPI tables
loaded by the BL2, i.e. packed with U-Boot.
Fixes: f7bcd4b6f698 (ARM64: dts: meson-gxbb-odroidc2: Disable SCPI DVFS)
Cc: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Cc: Jerome Brunet <jbrunet@baylibre.com>
Cc: Neil Armstrong <narmstrong@baylibre.com>
Cc: Kevin Hilman <khilman@baylibre.com>
Suggested-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Signed-off-by: Anand Moon <linux.amoon@gmail.com>
---
In discuss on other mailing list thread below.
[0] https://lkml.org/lkml/2019/8/30/186
Tested on mainline U-Boot 2019.07-1 (Aug 01 2019 - 23:58:01 +0000) Arch Linux ARM
on archlinux distro.
---
arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
index 6ded279c40c8..9678784aa1a9 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb-odroidc2.dts
@@ -307,7 +307,7 @@
};
&scpi_clocks {
- status = "disabled";
+ status = "okay";
};
/* SD */
--
2.23.0
next prev parent reply other threads:[~2019-11-01 14:31 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-01 14:31 [RFC-next 0/1] Odroid C2: Enable DVFS for cpu Anand Moon
2019-11-01 14:31 ` Anand Moon [this message]
2019-12-09 22:12 ` Kevin Hilman
2019-12-10 8:43 ` Neil Armstrong
2019-12-10 14:50 ` Anand Moon
2019-12-10 18:13 ` Kevin Hilman
2019-12-10 20:04 ` Martin Blumenstingl
2019-12-10 21:47 ` Kevin Hilman
2019-12-11 8:49 ` Neil Armstrong
2019-12-12 20:09 ` Martin Blumenstingl
2019-12-13 11:28 ` Anand Moon
2019-12-13 13:24 ` Neil Armstrong
2019-12-13 14:23 ` Anand Moon
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